physicsThe buoyancy force on the 490 balloon is F = 6kN , and the air resistance is F_D = (100v)N, where is in m/s. Determine the terminal or maximum velocity of the balloon if it starts from rest. vmax = ?
March 8, 2011

chemistryhow much sodium chloride and how much water would you need to prepared a 5.00kg of an aqueous solution taht is 10.0% NaCl by mass?
January 15, 2011